<template>
    <div class="login-container">
        <el-form
            ref="loginFromRef"
            :model="loginForm"
            :rules="loginRules"
            class="login-form">
            <div class="title-container">
                <h3 class="title">用户登录</h3>
            </div>
            <!-- 用户名 -->
            <el-form-item prop="username">
                <span class="svg-container">
                    <svg-icon icon="user"></svg-icon>
                </span>
                <el-input
                    v-model="loginForm.username"
                    placeholder="username"
                    name="username"
                    type="text"
                ></el-input>
            </el-form-item>
            <!-- 密码 -->
            <el-form-item prop="password">
                <span class="svg-container">
                    <svg-icon icon="password"></svg-icon>
                </span>
                <el-input
                    v-model="loginForm.password"
                    placeholder="password"
                    :type="passwordType"
                    name="password"
                >
                </el-input>
                <span class="show-pwd">
                    <span class="svg-container" @click="onChangePwsTy">
                        <svg-icon
                            :icon="passwordType === 'password' ? 'eye' : 'eye-open'"
                        ></svg-icon>
                    </span>
                </span>
            </el-form-item>
            <el-button
                @click="handlerLogin"
                type="primary"
                :loading='loading'
                style="width: 100%; margin-bottom: 30px"
            >
                登录
            </el-button>
        </el-form>
    </div>
</template>

<script setup>
import { validatePassword } from '../../utils/rules';
import { ref } from 'vue';
import { useStore } from 'vuex';
// 数据源
const loginForm = ref({
  username: 'super-admin',
  password: '123456'
});

// 验证规则
const loginRules = ref({
  username: [
    {
      required: true,
      trigger: 'blur',
      message: '用户名为必填项'
    }
  ],
  password: [
    {
      required: true,
      trigger: 'blur',
      validator: validatePassword()
    }
  ]
});

// 处理密码框文本显示
const passwordType = ref('password');

const onChangePwsTy = () => {
  if (passwordType.value === 'password') {
    passwordType.value = 'text';
  } else {
    passwordType.value = 'password';
  }
};

// 处理登录
const loading = ref(false);
const store = useStore();
const loginFromRef = ref(null);
const handlerLogin = () => {
  loginFromRef.value.validate(valid => {
    if (!valid) return;
    loading.value = true;
    store.dispatch('user/login', loginForm.value).then(res => {
      loading.value = false;
    }).catch(() => {
      loading.value = false;
    });
  });
};
</script>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;
$cursor: #fff;

.login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;

    .login-form {
        position: relative;
        width: 520px;
        max-width: 100%;
        padding: 160px 35px 0;
        margin: 0 auto;
        overflow: hidden;

        ::v-deep .el-form-item {
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(0, 0, 0, 0.1);
            border-radius: 5px;
            color: #454545;
        }

        ::v-deep .el-input {
            display: inline-block;
            height: 47px;
            width: 85%;

            input {
                background: transparent;
                border: 0px;
                -webkit-appearance: none;
                border-radius: 0px;
                padding: 12px 5px 12px 15px;
                color: $light_gray;
                height: 47px;
                caret-color: $cursor;
            }
        }
    }

    .svg-container {
        padding: 6px 5px 6px 15px;
        color: $dark_gray;
        vertical-align: middle;
        display: inline-block;
    }

    .title-container {
        position: relative;

        .title {
            font-size: 26px;
            color: $light_gray;
            margin: 0px auto 40px auto;
            text-align: center;
            font-weight: bold;
        }
    }

    .show-pwd {
        position: absolute;
        right: 10px;
        font-size: 16px;
        color: $dark_gray;
        cursor: pointer;
        user-select: none;
    }
}
</style>
